#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<string>
#include<vector>
using namespace std;
int main()
{
	////int p[][4] = { {1}, {3, 2}, {4, 5, 6}, {0} };
	//string str = "abcdefg";
	//str.erase(2);
	//string tmp;
	/*long long a = 1, b = 2, c = 3;
	printf("%d %d %d", a, b, c);*/
	/*int a = 0x44434241,b=2,c=3,d=4;
	printf("%c\n",0x44434241);*/
	/*int a = 1, b = 1;
	printf("%lld", a,b);*/
	int a;
	scanf("%d", &a);
	return 0;
}